Examine source code of Stoic Focus

{
  "name": "Stoic Focus",
  "author": "Connor Flynn",
  "version": "1.4.3",
  "description": "Add personal popups on websites to remind yourself why you may want to be mindful of visiting that page.",
  "permissions": [
    "storage",
    "tabs",
    "<all_urls>"
  ],
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "run_at": "document_start",
      "css": [
        "./styles/content.css"
      ],
      "js": [
        "contentScript.js"
      ],
      "all_frames": true
    }
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "browser_action": {
    "default_popup": "views/popup.html",
    "default_icon": {
      "16": "images/stoic16.png",
      "32": "images/stoic32.png",
      "48": "images/stoic64.png",
      "128": "images/stoic128.png"
    }
  },
  "icons": {
    "16": "images/stoic16.png",
    "32": "images/stoic32.png",
    "48": "images/stoic64.png",
    "128": "images/stoic128.png"
  },
  "web_accessible_resources": [
    "images/stoic128.png",
    "views/display.html",
    "styles/content.css"
  ],
  "options_ui": {
    "page": "views/options.html",
    "open_in_tab": true
  },
  "applications": {
    "gecko": {
      "id": "connormflynn@gmail.com",
      "strict_min_version": "57.0"
    }
  },
  "manifest_version": 2
}